OT-2026-000048472
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off after set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000048472) never changes.
Identity and time
| Publication number | OT-2026-000048472 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de5-797d-b7fb-f5093112f02a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:59.290761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048472 |
| Status | PUBLIC |
Content hashes
| Canonical text | 53b45600ac90bfd0529658d93bd078ea810949282483ee3d4f64cf6ecf297cd8 |
|---|---|
| Markdown | de5f7e48220af27924b8a63535bc6c4f51a317f3e8ecfee5231b99690bf05e55 |
| Publication page | 51eee7b778d48948a383c8d48f5b3e00246a95b942f012d96a605d7cb21e9d7b |
| Manifest | 10149e57ac17309e5681b86a7d95961f21a246079ff7b06952ee21831d9121a4 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | FNOHD82nnIO6V6fW3sC1uu5nfHt0aI8POjc68Z08H6F9vnoTLiuZe2UrJse1RyOHswUG8I5htOxqg7yJnbLDAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:05:08.148159Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048472observed 51eee7b778d48948a383c8d48f5b3e00...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:05:08.131214Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048472/manifest.jsonobserved 10149e57ac17309e5681b86a7d95961f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:08.112822Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048472/publication.mdobserved de5f7e48220af27924b8a63535bc6c4f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:08.093017Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048472/publication.txtobserved 53b45600ac90bfd0529658d93bd078ea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|